NOAA’s Space Weather Prediction Center reports that a solar region produced a powerful X1.9-class flare on January 18, 2026, which is associated with strong radio blackout levels and can be linked with coronal mass ejections that may impact Earth’s space environment. Solar flares of this class are known to trigger radio blackouts and affect communications when directed toward Earth.
X-class Flare Activity Observed – 18 January 2026
